No Edits: The song used was kept intact with zero edits made to it
Minor Edits: Only small edits such as minor sound filters in certain section or short song sections removed
Normal Edits: The song has been edited to fit the animation. Usually by removing segments of a song which adds up to more than 5 seconds but less than a minute. There are other factors that may influence this however
Extreme Edits: The song has been edited in many different ways